September weather forecast
Vahlsing, TX

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Weather in September

September, the first month of the autumn in Vahlsing, is still a tropical month, with an average temperature ranging between max 90.1°F (32.3°C) and min 75.2°F (24°C).

Temperature

With the onset of September, Vahlsing experiences a modest temperature adjustment, with the average high-temperature gently receding from a torrid 96.1°F (35.6°C) in August to a hot 90.1°F (32.3°C). Nighttime temperatures hover around an average low of 75.2°F (24°C) in September.

Heat index

September's heat index is evaluated at a blisteringly hot 105.8°F (41°C). Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.
Understanding the heat index involves considering values for shaded locales with light wind. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a composite of temperature and humidity figures to convey how warm it feels. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

In Vahlsing, the average relative humidity in September is 70%.

Rainfall

The month with the most rainfall is September, when the rain falls for 17.1 days and typically aggregates up to 2.48" (63mm) of precipitation.

Snowfall

In Vahlsing, snow does not fall in February through December.

Daylight

In September, the average length of the day is 12h and 19min.
On the first day of September, sunrise is at 7:10 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:17 pm CDT.

Sunshine

The average sunshine in September is 8.5h.

UV index

In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index of 6 during September leads to these instructions:
Shield from overexposure. Defense against sun-related harm is required. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in September?

During September, Vahlsing experiences an average high-temperature of 90.1°F (32.3°C) and a low-temperature of 75.2°F (24°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in September is evaluated at 105.8°F (41°C).

What is the average humidity in September?

In Vahlsing, the average relative humidity in September is 70%.

What is the wettest month?

September is the month with the most rainfall. Rain falls for 17.1 days and accumulates 2.48" (63mm) of precipitation.

How much does it rain in September?

In Vahlsing, in September, during 17.1 rainfall days, 2.48" (63mm) of precipitation is typically accumulated.

When it does not snow?

February through December are months without snowfall.

How many hours of daylight does Vahlsing have in September?

In September, the average day length is 12h and 19min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 7:10 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:17 pm CDT.

How long on average sun shines in September?

In Vahlsing, the average sunshine duration in September is 8.5h.

What is the UV index intensity in September?

The average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Vahlsing, TX

Average temperature in September - Vahlsing, TX
  • Average high temperature in September: 90.1°F

The warmest month (with the highest average high temperature) is August (96.1°F).
The month with the lowest average high temperature is January (64.4°F).

  • Average low temperature in September: 75.2°F

The month with the highest average low temperature is August (78.1°F).
The coldest month (with the lowest average low temperature) is January (48.7°F).

Average pressure in September
Vahlsing, TX

Average pressure in September - Vahlsing, TX
  • Average pressure in September: 29.92"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in September
Vahlsing, TX

Average wind speed in September - Vahlsing, TX
  • Average wind speed in September: 8mph

The windiest month (with the highest average wind speed) is May (10.7mph).
The calmest month (with the lowest average wind speed) is September (8mph).

Average humidity in September
Vahlsing, TX

Average humidity in September - Vahlsing, TX
  • Average humidity in September: 70%

The month with the highest relative humidity is May (75%).
The month with the lowest relative humidity is August (65%).

Average rainfall in September
Vahlsing, TX

Average rainfall in September - Vahlsing, TX
  • Average rainfall in September: 2.48"

The wettest month (with the highest rainfall) is September (2.48").
The driest month (with the least rainfall) is February (0.75").

Average rainfall days in September
Vahlsing, TX

Average rainfall days in September - Vahlsing, TX
  • Average rainfall days in September: 17.1 days

The month with the highest number of rainy days is September (17.1 days).
The months with the least rainy days are July and August (8.3 days).

Average snowfall in September
Vahlsing, TX

Average snowfall in September - Vahlsing, TX
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in September
Vahlsing, TX

Average snowfall days in September - Vahlsing, TX
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (0.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in September /
Average sunshine in September
Vahlsing, TX

Average daylight in September / Average sunshine in September - Vahlsing, TX
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in September
Vahlsing, TX

Average sunshine days in September - Vahlsing, TX
  • Average sunshine days in September: 10.9 days

The month with the most sunshine days is July (20.9 days).
The month with the least sunshine days is September (10.9 days).

Average UV index in September
Vahlsing, TX

Average UV index in September - Vahlsing, TX
  • Average UV index in September: 6

The month with the highest UV index is July (UV index 8).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in September
Vahlsing, TX

Average cloud cover in September - Vahlsing, TX
  • Average cloud cover in September: 31

The months with the most cloud cover are February and December (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in September
Vahlsing, TX

Average visibility in September - Vahlsing, TX
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Vahlsing, Texas, USA

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